Types of Lenses

Q. A concave lens is converging lens.( )

1. True
2. False
3. Depends on situation

Q. Apparent depth of $X$ in all three cases are $H_1{H}_2,H_3$ respectively when seen from aboove, then
(given $H=30cm,n=1.5$ and $R=3m$

1. $0.8<H_2-H_1<0.9$
2. $H_2>H_1$
3. $H_2>H_3$
4. $H_3>H_1$